Ozioma Ogbe

IOS Engineer

Singapore, Singapore11 yrs 8 mos experience

Highly Stable

Key Highlights

Over 8 years of experience in software engineering.
Led projects impacting millions of users globally.
Expertise in Android and BackEnd development.

Stackforce AI infers this person is a Mobile Application Development expert with strong BackEnd engineering capabilities.

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Skills

Core Skills

AndroidBackend EngineeringAgile MethodologiesMobile Application DevelopmentCloud Technologies

Other Skills

Database EncryptionMessaging InfrastructurePerformance OptimizationData AnalysisBooking CreationUnified Ancillary SystemTooling DevelopmentScalaAndroid DevelopmentIDE Plugin DevelopmentProgramming CompetitionsFunctional ProgrammingAndroid SDK DevelopmentServer Driven UIArchitecture Optimization

About

I am a Software Engineer with over 8 years of experience. I have helped build over 20 applications for millions of users in many demographics worldwide. My strengths are in Android Application development and BackEnd engineering with the JVM stack, Kotlin, Java, and Scala. I have worked as an early engineer to help grow startups from pre seed to multiple rounds of funding, worked for medium sized companies and big tech companies with billions of users.

Experience

11 yrs 8 mos

Total Experience

1 yr 11 mos

Average Tenure

1 yr 4 mos

Current Experience

Tiktok

Android Software Engineer

Jan 2025 – Present · 1 yr 4 mos · Singapore · Hybrid

Database Encryption (Android)
Led end-to-end delivery of the database encryption project, including solution design, architecture, and global rollout.
Executed seamless migration of existing user databases with high reliability.
Resolved complex performance and stability issues across diverse device tiers, specifically addressing OEMs with limited Android Keystore support.
Achieved a 30x reduction in database corruption, lowering the rate from 0.03% to 0.001%.
Received Message Processing & Chat Experience
Architected solutions to significantly reduce received-message processing latency on Android, targeting high volume message processing scenarios like a celebrity live stream.
Optimized cross-region delivery by relaxing message-ordering constraints to prioritize speed without compromising on data consistency .
Enhanced client-side database processing, resulting in a 12% reduction in P90 end-to-end latency and a 72% reduction in P99 client-side latency.
Improved UI performance by reducing frame drops and enhancing scroll smoothness, leading to a 0.8% increase in cumulative message volume and a 0.11% boost in messaging penetration.
Infrastructure Reliability Metrics
Developed messaging infrastructure reliability metrics from the ground up to provide actionable system health visibility.
Established data-driven prioritization for high-ROI reliability initiatives, ensuring engineering efforts focused on high-impact areas.
Implemented robust guardrails to protect system stability and prevent regressions during new feature deployments.

Database EncryptionAndroidMessaging InfrastructurePerformance OptimizationBackEnd Engineering

Agoda

2 roles

Senior Software Engineer

Promoted

Feb 2023 – Jan 2025 · 1 yr 11 mos · Hybrid

Booking Creation and Unified Ancillary.
1. Upgraded our traditional booking creation system architecture to support both internal and 3rd party ancillary products while maintaining low latency.
2. Reduced Time To Market by over 70% for new ancillary products by developing a unified ancillary system that ensured maximal reusability across products.
3. Developed tooling/ process to automate Scala version across multiple projects in the company.

Booking CreationUnified Ancillary SystemTooling DevelopmentBackEnd EngineeringAgile Methodologies

Software Engineer

Sep 2021 – Feb 2023 · 1 yr 5 mos · Hybrid

1. Developed the first version of Agoda Shopping Cart for Android, this involved integrating with legacy systems that was not designed to handle multiple itineraries and adopting a full functional programming architecture.
2. Improved developer experience by developing an IDE plugin to visualize Build and Class dependencies to help developers understand complex systems.
3. Contributed to the company's engineering and learning culture by organizing and facilitating internal and external programming competitions like Advent of Code and Codegoda.
https://medium.com/agoda-engineering/7-things-we-learned-from-advent-of-code-2022-76bf88916771

Android DevelopmentIDE Plugin DevelopmentProgramming CompetitionsAndroidAgile Methodologies

Egeniq

Android Developer

May 2019 – Sep 2021 · 2 yrs 4 mos · Netherlands · Remote

1. Developed an Android media player SDK that simplifies and improves the Exo Player API, this SDK is used by top media outlets in the Netherlands with millions of users.
2. Developed a server driven UI system for android applications.
3. Developed a pluggable media storage module for android applications.
4. Optimised the architecture of an application that enabled a single codebase to be used in developing 9 applications.

Android SDK DevelopmentServer Driven UIArchitecture OptimizationMobile Application DevelopmentAndroid

Tunga

Software Engineer

May 2019 – Sep 2021 · 2 yrs 4 mos · Amsterdam, North Holland, Netherlands

Ozé

Software Engineer

Apr 2018 – Feb 2020 · 1 yr 10 mos · Accra, Ghana

1. As one of the early Engineers of the Oze application, I helped grow the business from less than 100 registered businesses to becoming the largest directory of businesses in Ghana.
2. Improved the quality of the Oze Mobile Application and Backend services, by increasing code coverage, integrating practices to improve the data integrity between the server and the client.
3. Automated data collection processes and optimized performance and load time of metrics dashboards for customers.

Backend Services ImprovementData Collection AutomationBackEnd EngineeringAgile Methodologies

Prepup

Software Engineer

Apr 2017 – Apr 2018 · 1 yr · Lagos, Nigeria

1. Developed the back end for the data processing system to provide local content for the android application. This enabled users with low bandwidth to have application content embedded locally.
2. The Application was featured by Google Play as one of the top 5 social impactful applications.
https://www.youtube.com/watch?v=WUGaB5e83wg&t=58s

Data Processing System DevelopmentContent EmbeddingBackEnd EngineeringAndroid

Softquest systems limited

Software Engineer

Sep 2016 – Apr 2018 · 1 yr 7 mos · Lagos, Nigeria · On-site

1. I led the development of the Kolanut Application, a social network for organisations, this involved developing a scalable activity/news feed streaming system.
2. Automated Software delivery pipeline and deployments to the Google Kubernetes Engine.
3. Built a highly flexible grading and result processing software for an application that was used in 3 Universities in Nigeria with different grading systems.

Application DevelopmentSoftware Delivery AutomationBackEnd EngineeringCloud Technologies

Nigerian airspace management agency

Electrical Electronic Engineering Intern

Jun 2015 – Dec 2015 · 6 mos · Murtala Muhammed Airpot 2, Ikeja, Lagos State

Workshop Assistant in the Electro-Mechanical Department.
Workshop assistant, Radar, and Navigation Aid equipment maintenance.
Assistant Power system maintenance Engineer.

Oasisnlix

Software Developer/Co-Founder

Sep 2014 – Sep 2016 · 2 yrs · Benin City, Nigeria

I developed Android and Desktop applications to communicate with electronic devices using Java, C#. and the RS232 communication protocol.
Helped complete over 20 projects for students and researchers across 6 universities in Nigeria.